Aerosol valve for barrier type packages

A discharge nozzle assembly for use in conjunction with a pressurized liquid product supply, said nozzle assembly comprising a supply tube and a cap, said supply tube and said cap being separately formed, said supply tube comprising a circular cross-sectional elongated member having recessed in one end thereof a spin chamber, said cap being telescoped over said supply tube one end and in conjunction therwith forming a conical extension of said spin chamber, a discharge orifice opening from said spin chamber extension through said cap, said elongated member having formed in the outer surface thereof axial liquid passages of a depth to enter into said spin chamber and a central air inlet passage opening from the atmosphere into said spin chamber extension in alignment with said discharge orifice, said spin chamber and said spin chamber extension in conjunction with pressurized liquid flowing through said liquid passages forming suction means for drawing air into said spin chamber extension for mixing with the liquid, said spin chamber conical extension being in part formed by a cone element projecting axially from the center of said spin chamber.